doubt
Asked by akhileshnarayanan | 13th Feb, 2010, 08:06: PM
Expert Answer:
LHS = (cosecΦ-cotΦ)2
= (1/sinΦ - cosΦ/sinΦ)2
= (1-cosΦ)2/sin2Φ
= (1-cosΦ)2/(1-cos2Φ)
= (1-cosΦ)2/(1-cosΦ)(1+cosΦ)
= (1-cosΦ)/(1+cosΦ) = RHS
Regards,
Team,
TopperLearning.
Answered by | 13th Feb, 2010, 08:12: PM
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